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(FILES) In this January 31, 2012 file photo, CIA Director David Petraeus, testifies before the US Senate Intelligence Committee during a full committee hearing on "World Wide Threats,"on Capitol Hill in Washington, DC. America's most prominent former military commander and spy chief, David Petraeus, will plead guilty to illegally providing classified secrets to his mistress. The former CIA chief and Iraq war general signed a plea deal and statement "that indicate he will plead guilty" to unauthorized removal and retention of classified material, the Justice Department said March 3, 2015. AFP PHOTO/KARENBLEIER / FILESKAREN BLEIER/AFP/Getty Images